Answer: theropes

AnswerCrossword Clue
THEROPESBasic procedures
THEROPESSystem, so to speak
THEROPESKnow ... (know details, tricks, etc.).
THEROPESKnow ... (be hep)
THEROPESSpecial knowledge, so to speak
THEROPESHow to do things
THEROPESHow things work